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  <title>运行时配置</title>

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 <h2 class="title">运行时配置</h2>
 <p class="simpara">
这些函数的行为受 <var class="filename">php.ini</var> 中的设置影响。
</p>
 <p class="para">
  <table class="doctable table">
   <caption><strong>Image 配置选项</strong></caption>
   
    <thead>
     <tr>
      <th>名字</th>
      <th>默认</th>
      <th>可修改范围</th>
      <th>Changelog</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>gd.jpeg_ignore_warning</td>
      <td>&quot;0&quot;</td>
      <td>PHP_INI_ALL</td>
      <td>Available since PHP 5.1.3.</td>
     </tr>

    </tbody>
   
  </table>

  有关 PHP_INI_* 样式的更多详情与定义，见 <a href="configuration.changes.modes.html" class="xref">配置可被设定范围</a>。
 </p>

 <p class="para">这是配置指令的简短说明。</p>

 <p class="para">
  <dl>

   
    <dt id="ini.image.jpeg-ignore-warning">
     <em><code class="parameter">gd.jpeg_ignore_warning</code></em>
     <span class="type"><a href="language.types.boolean.html" class="type bool">bool</a></span>
    </dt>

    <dd>

     <p class="para">
      Ignore warnings created by <span class="function"><a href="function.jpeg2wbmp.html" class="function">jpeg2wbmp()</a></span> and
      <span class="function"><a href="function.imagecreatefromjpeg.html" class="function">imagecreatefromjpeg()</a></span>
     </p>
    </dd>

   
  </dl>

 </p>
 <p class="para">
  See also the <a href="exif.configuration.html" class="link">exif</a> configuration
  directives.
 </p>
 
 <div class="warning"><strong class="warning">Warning</strong>
  <p class="para">
   Image functions are very memory intensive. Be sure to set <a href="ini.core.html#ini.memory-limit" class="link">memory_limit</a> high enough.
  </p>
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